最近，世界卫生组织对口腔健康提出了新的定义，同时又有人提出了“8020”计划，即80 岁的人应存20颗牙。因此牙齿保健的任务还是任重道远的。注意口腔卫生要养成早晚刷牙及饭后漱口的良好习惯，进食后一些停留于口腔和牙面上的 残渣还附着不牢，通过漱口，可把残渣漱掉。掌握? Recently, WHO has put forward a new definition of oral health. At the same time, some people have proposed the “8020” plan, which means that 80-year-olds should have 20 teeth. Therefore, the task of dental care is still a long way to go. Pay attention to oral hygiene to develop morning and evening brushing and mouthwash after eating habits, after eating some stay in the mouth and teeth on the residue also attached to the prison, through gargle, the residue can be rinsed. grasp?